TM 10-4520-259-13&P
5-14.
CONTROL BOX ASSEMBLY
This task covers:
a.
Inspect
b.
Test
c.
Remove
d.
Install
INITIAL SETUP:
Tools:
Tool Set, General (Item 1, Appendix B)
Materials/Parts:
Rag, Wiping (Item 15, Appendix F)
Tag, (Item 17, Appendix F)
Washer, Flat MS27183-10
Equipment Condition:
Water heater shut off and pooled down.
Power disconnected.
General Safety:
WARNING
Do not work on live circuits. Contact with the high voltage present in the water
heater can cause severe injuries or death. Make certain power is disconnected
from the water heater before performing the following procedures.
INSPECT
Open control box cover and inspect components and wires for damage, burns and frayed insulation. Replace
defective parts or wires as necessary.
NOTE
It may be necessary to remove receptacle from control box to contact rear output pins.
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